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JP7441616B2 |
To provide a grindstone for cutting, which has a long grindstone life.In a grindstone 1 for cutting, a grindstone body 11 contains an abrasive grain and a binder. A volume percent occupied by pores with respect to the grindstone body 11 ...
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JP7441381B1 |
The rotary dresser is a rotary dresser having a superabrasive grain layer in which superabrasive grains are combined into one layer by a plating layer on a base metal, and the superabrasive grains are first superabrasive grains having a ...
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JP2024026699A |
[Problem] There is a need for a cutting blade that can cut an insulating film while suppressing the peeling of an insulating film that tends to peel off when cutting low-k films and the like. To provide a cutting blade capable of cutting...
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JP2024025598A |
[Problem] Processing technology using a wire mesh grindstone that enables a variety of cutting processes such as straight groove machining, arbitrary groove width processing, and straight line cutting to arbitrary curve cutting on workpi...
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JP7430444B2 |
To provide a cutting blade which enables a user to check information on the cutting blade, and to provide a blade mount which enables the user to check the information on the cutting blade.A cutting blade 30 is attached to a mount flange...
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JP7430447B2 |
Provided is a base-attached blade in which a base and a blade are firmly coupled. A disk-shaped base and an annular blade having an opening part in the center are provided. The base has an annular convex portion protruding from the surfa...
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JP7428974B2 |
A method for manufacturing a glass sheet, the method including a step for removing a grindstone flange 3 and a grindstone 6 from a spindle 2, wherein: the removal step includes an unfixing step for unfixing the spindle 2 and the grindsto...
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JP7419092B2 |
To provide a cutting blade that can suppress chippings that occur in performing cutting processing.A cutting blade 1 for cutting a tabular material includes abrasive grain 4, nano-diamond particles 3 and metal 2 being a bond for bonding ...
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JP7417988B2 |
To provide a grindstone that can increase grinding amounts while suppressing deterioration of grinding capability, a grindstone unit, and a machine tool.A grindstone 10 for grinding a work-piece W comprises a plurality of pillar parts 42...
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JP7408232B2 |
An annular grindstone includes a grindstone section that includes a binder and abrasive grains dispersed and fixed in the binder, in which the binder includes a tin-nickel alloy. Preferably, a content of tin in the tin-nickel alloy is eq...
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JP2023553557A |
The present invention provides a heavy load that can be self-adaptively cooled based on the normal grinding force of the grinding area, including a grinding wheel base, a grinding block, a cooling spray bottle, a spray bottle nozzle, a p...
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JP7398852B1 |
An object of the present invention is to provide a semiconductor crystal wafer manufacturing apparatus and manufacturing method that can easily and reliably manufacture high-quality semiconductor crystal wafers. [Solution] The manufactur...
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JP7397615B2 |
To be able to confirm information on a blade, even if the blade is attached to a flange mechanism.A processing device comprises: a disk-like cutting blade 21 having a fitting-hole at a center thereof; a spindle which fixes the cutting bl...
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JP7396990B2 |
Milling-drumless products, systems, manufactures, and methods for removing material, such as concrete or asphalt, and a system and method of assembling material removal (for example, grinding and/or cutting) blade elements, or blade elem...
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JP7384634B2 |
To provide a grinding surface state evaluation apparatus and a grinding device that can quantitatively evaluate the grinding surface state of a grinding wheel.An evaluation value representing a grinding surface state calculated based on ...
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JP7383333B2 |
To provide a blade with a base configured so that alignment of the base and the blade can be easily performed.A blade with a base, which is attached to a rotary shaft, comprises an annular base and an annular blade fixed to a first surfa...
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JP7383332B2 |
A hubbed blade to be mounted on a spindle includes a circular hub and a circular blade fixed on a side of a first side of the hub. The blade has an opening formed through its center. The hub includes a protrusion portion protruding from ...
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JP7374417B2 |
To provide a chip mounting structure in which fixing strength of a chip of a chip-attachable/detachable chip saw suitable for cutting a hard material is enhanced.In a chip mounting structure of a chip saw, in which a number of chips 1 ar...
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JP7373938B2 |
To enable a grinding liquid to be supplied to a center in a thickness direction of a grinding stone during processing.A grinding stone 101 comprises: a circular base 110 in which a penetration hole 115 into which a spindle is penetrated ...
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JP7370667B2 |
To provide a grinding stone that hardly causes abrasion.The grinding stone includes abrasive grains and a bond for fixing the abrasive grains. The bond is a low temperature sintered ceramic. Preferably the grinding stone is used in grind...
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JP7368110B2 |
To enable a narrow slit to be formed while suppressing deterioration in processing quality.A cutting blade manufacturing method comprises: a blade formation step ST1 of forming a toric cutting blade having a first surface and a second su...
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JP7366510B2 |
To provide a composite cutting tool capable of cutting even a thick workpiece without a trouble, and a method capable of highly efficiently and easily manufacturing a resin sheet using the same.This composite cutting tool comprises: a bo...
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JP7362209B2 |
The present invention makes both easy insertion of a boss part and omission of truing compatible. An annular cutting blade comprises a through-hole. The cutting blade comprises a marking part which indicates a direction of the cutting bl...
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JP7360692B2 |
To allow for easily taking a sample of a weld of a metal while minimizing damage.A metal sample taker device 1 and a method of using the same are provided, the metal sample taker device comprising a dish-like cutting whetstone 2 and a sh...
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JP2023148073A |
To provide a segment tip capable of forming a segment type blade which exhibits excellent cutting quality immediately after starting cutting operation.A segment tip 10 is fixed at every predetermined interval along an outer circumference...
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JP2023146686A |
To provide a method for manufacturing a support piece capable of suppressing generation of burrs on the support piece at the time of dicing.A method for manufacturing a support piece includes: a fixing step of fixing a laminate L of a di...
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JP2023144455A |
To reduce the generation of spark when using a rotary grinding wheel.A rotary grinding wheel 1 is configured by a material containing abrasive grains 13 and a binder 14. The material includes a microballoon 17 in which a flame retardant ...
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JP2023135825A |
To provide a cutting blade with high strength and a long service life in which grooves are formed at an outer periphery part of a side surface.A cutting blade comprises an annular cutting blade part including a bonding material and abras...
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JP7350429B2 |
To reduce the risk of damage to a grinding stone when the repair and the like of a component of a grinding attachment are performed in a state in which a grinding unit is mounted on a spindle via a wheel mount.A grindstone part protectio...
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JP7350436B2 |
To provide a cutting blade that enables easy division of a wafer while avoiding peeling of an insulating film.A cutting blade that cuts a film layer along a street of a wafer in which a device is formed in a plurality of regions partitio...
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JP2023131227A |
To provide a processing tool that can prevent ground chips from getting stuck and easily remove the ground chips.A processing tool, which is rotated by a processing device to grind a member to be processed, comprises: a rod-like substrat...
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JP7337095B2 |
The present disclosure provides abrasive articles that include an abrasive layer having a contact surface, a first layer coupled to the abrasive layer, and a second layer coupled to the first layer. The first layer is configured to provi...
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JP7336864B2 |
To provide a cutting blade capable of stably imparting conductivity while maintaining superior function of a vitrified bond phase being a porous material.Provided is a discoidal cutting blade 100 for cutting a material to be cut with a c...
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JP7336797B1 |
To provide a cutter that cuts the boundary between a base metal surface and an old coating film and at the same time grinds and completely removes the old coating film shavings that remain attached to the exposed base metal surface. A cu...
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JP2023116215A |
To provide a grinding device excellent in productivity which does not require re-grinding of the whole grinding surface even when a wafer held on a holding surface of a chuck table is ground in a horizontal direction from a side part.Con...
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JP2023115591A |
To provide a grindstone assembly capable of making bevels formed through cutting-wide of a workpiece gradually smoother.A machining unit 30 (grindstone assembly) comprises: a grinding wheel 33 (body) having a first grinding plane 33B for...
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JP7321648B2 |
To provide an electroforming grinding stone that can suppress corrosion of a cutting blade.An electroforming grinding stone includes: an annular base including an opening in the center part thereof; and a cutting blade formed along an ou...
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JP7312221B2 |
Provided is a simple method for manufacturing an adhesive-layer-attached optical laminate that prevents floating of a release liner. A method for manufacturing an adhesive-layer-attached optical laminate according to an embodiment of the...
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JP7310708B2 |
A compound grinding wheel includes a cylindrical elastic grinding wheel, a cylindrical vitrified grinding wheel, and a sleeve. The vitrified grinding wheel is arranged so as to be adjacent to the elastic grinding wheel, and has Young's m...
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JP2023096473A |
To eliminate cut bending by improving rigidity of a cutting blade having a recessed groove on a side surface, and to reduce cutting resistance by improving discharge performance of cutting chips by the recessed groove.A cutting blade 1 i...
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JP7298099B2 |
Provided is a gear grinding multilayer-layer grindstone that provides stable grinding accuracy and gear tooth surface roughness after grinding by a finishing grindstone part even in a high-speed rotation range.This gear grinding multilay...
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JP7298100B2 |
Provided is a double-layer grindstone for gear grinding with which a grinding speed or a grinding efficiency can be achieved without lowering an upper limit of the peripheral speed for grinding, i.e., the fracture peripheral speed.In a d...
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JP7295626B2 |
A resin blade of the present invention, which is a resin blade 100 rotated around an axis O, has a blade body 10 formed in disk form including a resin bond phase 12 and an abrasive grain 13 dispersed in the resin bond phase 12. A plurali...
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JP2023084018A |
To provide a tool determination device and a tool determination method which can determine a processing surface of a tool in a short time and with high accuracy.A tool determination device 20 determines a state of a processing surface 40...
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JP2023081526A |
To provide a manufacturing method of a blade with a base which can dispense with, or can reduce an adhesive for integrating the base and the cut blade.A manufacturing method of a blade with a base for manufacturing the blade with the bas...
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JP7288373B2 |
A grinding apparatus according to an embodiment comprises: a table to hold a substrate; a grinding stone driver to be rotatable while holding a grinding stone; and a location adjuster to adjust a relative location between the grinding st...
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JP7286596B2 |
To secure, in a chamfering process of a notch of a wafer, the accuracy of a planar shape of the notch while removing a streak formed on a chamfered surface due to rough grinding.Rough grinding of a chamfering process for forming an end f...
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JP7282460B2 |
To provide a blade with a base configured so that an adhesive can be suppressed from protruding.A blade with a base, which is attached to a rotary shaft, comprises an annular base having an opening part formed at a center thereof and an ...
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JP2023071329A |
To provide a cutting device which can excellently process a hard-to-cut material by using a cutting blade.A cutting device comprises: holding means 3 which holds a workpiece W; cutting means 4 which includes a rotatable cutting blade 45 ...
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JP2023521096A |
A system and method including providing a fixed abrasive buff having a central hub and a plurality of fabric layers attached to the central hub. The polishing composition is dispersed throughout the fabric layer and includes a polymeric ...
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